【正文】
y did the Net begin? a) for military reasons b) for scientific reasons c) for business 2. what year did it start in? a) 1959 b) 1969 c) 1979 b) 1969 3. When did people start calling it the ?Inter?? a) the 1980s b) the early 1990s c) the late 1990s 4. When did the Inter start to grow very fast?